Dell Wireless DW5804/E371 4G (LTE-3G) PCI-E WWAN Card for DELL DP/N 01YH12 Note: this wireless card could not work on IBM/Lenovo/Thinkpad and HP version laptop Novatel Expedite wireless wwan E371 DW5804 for DELL DP/N 01YH12: Novatel Wireless ExpediteE371 PCI Express Mini Card is an embedded module that can be integrated into laptops and other devices for 3G/4G mobile data applications. Powered by the Qualcomm MDM9200 chipset, the Expedite E371 offers high performance to the user on LTE 700 MHz and AWS bands with global fallback to HSPA+/UMTS Technology/Bands LTE AWS, 700 MHz (B17) (with MIMO) HSPA+/UMTS 850/AWS/1900/2100 MHz GPRS 850/900/1800/1900 MHz Beyond Broadband Data Speeds on the Move: LTE technology provides data speeds up to 100 Mbps (much greater than many wired broadband data services). Offers fast, wireless broadband speeds Size - 51 x 30 x 4.4 mm (H x W x D)